@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --bg-deep: #080c14;
    --bg-mid: #0d1525;
    --bg-card: #111827;
    --bg-card2: #0f1a2e;
    --blue-primary: #2563eb;
    --blue-light: #3b82f6;
    --blue-accent: #60a5fa;
    --blue-glow: rgba(37,99,235,0.15);
    --red-accent: #ef4444;
    --green: #22c55e;
    --white: #ffffff;
    --gray-100: #f1f5f9;
    --gray-300: #94a3b8;
    --gray-400: #64748b;
    --gray-500: #475569;
    --border: rgba(255,255,255,0.08);
    --radius: 14px;
    --radius-sm: 8px;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg-deep);
    color: var(--white);
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
  }

  /* NAV */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 48px;
    background: rgba(8,12,20,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    color: var(--white);
  }

  .nav-logo img {
    width: 28px; height: 28px;
    object-fit: contain;
  }

  .nav-dot { color: var(--blue-light); }

  .nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
  }

  .nav-links a {
    text-decoration: none;
    color: var(--gray-300);
    font-size: 0.9rem;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--white); }

  .btn-primary {
    background: var(--white);
    color: #000;
    border: none;
    padding: 10px 22px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .btn-primary:hover { opacity: 0.85; }

  .btn-blue {
    background: var(--blue-primary);
    color: var(--white);
    border: none;
    padding: 14px 28px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .btn-blue:hover { background: var(--blue-light); }

  .btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
    padding: 12px 24px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    text-decoration: none;
    transition: border-color 0.2s;
  }

  .btn-outline:hover { border-color: var(--white); }

  /* SECTIONS */
  section { padding: 80px 48px; }

  .container { max-width: 1200px; margin: 0 auto; }

  /* BOOKING */
  #booking {
    background: var(--bg-deep);
    text-align: center;
  }

  .booking-card {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    text-align: left;
  }

  .booking-step-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
  }

  .step-icon-circle {
    width: 40px; height: 40px;
    background: rgba(37,99,235,0.2);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--blue-accent);
    flex-shrink: 0;
  }

  .booking-step-title { font-weight: 700; font-size: 1.05rem; }
  .booking-timezone { font-size: 0.78rem; color: var(--gray-400); margin-top: 2px; }

  .booking-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 28px;
  }

  .booking-col-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-300);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .days-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .day-btn {
    background: var(--bg-card2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 6px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
  }

  .day-btn:hover, .day-btn.active {
    border-color: var(--blue-primary);
    background: rgba(37,99,235,0.1);
  }

  .day-name { font-size: 0.65rem; color: var(--gray-400); text-transform: uppercase; letter-spacing: 0.08em; }
  .day-num { font-size: 1.2rem; font-weight: 700; }
  .day-month { font-size: 0.65rem; color: var(--gray-400); }

  .times-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .time-btn {
    background: var(--bg-card2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px;
    text-align: center;
    cursor: pointer;
    font-size: 0.85rem;
    transition: border-color 0.2s, background 0.2s;
  }

  .time-btn:hover, .time-btn.active {
    border-color: var(--blue-primary);
    background: var(--blue-primary);
  }

  .no-day-selected {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 150px;
    color: var(--gray-500);
    gap: 10px;
    font-size: 0.82rem;
  }

  .booking-next-btn {
    width: auto;
    background: var(--gray-500);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
  }

  .booking-next-btn.ready { background: var(--blue-primary); }

  /* Contact form */
  .contact-form { display: none; }
  .contact-form.visible { display: block; }
  .booking-step-1 .contact-form { display: none; }

  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
  }

  .form-group { display: flex; flex-direction: column; gap: 6px; }
  .form-group.full { grid-column: 1 / -1; }

  .form-label {
    font-size: 0.78rem;
    color: var(--gray-300);
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .form-input {
    background: var(--bg-card2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    color: var(--white);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
    width: 100%;
  }

  .form-input::placeholder { color: var(--gray-500); }
  .form-input:focus { border-color: var(--blue-primary); }

  .selected-slot-box {
    background: rgba(37,99,235,0.1);
    border: 1px solid rgba(37,99,235,0.3);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    font-size: 0.88rem;
    font-weight: 600;
  }

  .booking-form-footer {
    display: flex;
    gap: 12px;
    margin-top: 24px;
  }

  .btn-back {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.2);
    color: var(--white);
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.2s;
  }

  .btn-back:hover { border-color: var(--white); }

  .btn-confirm {
    flex: 1;
    background: var(--blue-primary);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.2s;
  }

  .btn-confirm:hover { background: var(--blue-light); }

  .confirmed-box {
    text-align: center;
    padding: 40px 20px;
    display: none;
  }

  .confirmed-box.visible { display: block; }

  .confirmed-check {
    width: 64px; height: 64px;
    background: rgba(34,197,94,0.15);
    border: 2px solid var(--green);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
    color: var(--green);
  }

  .confirmed-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 16px; }
  .confirmed-msg { color: var(--gray-300); font-size: 0.9rem; line-height: 1.6; max-width: 420px; margin: 0 auto 24px; }

  /* FOOTER */
  footer {
    background: var(--bg-mid);
    border-top: 1px solid var(--border);
    padding: 64px 48px 40px;
  }

  .footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 40px;
  }

  .footer-brand p {
    color: var(--gray-400);
    font-size: 0.85rem;
    line-height: 1.7;
    margin-top: 16px;
  }

  .footer-col h4 {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-300);
    margin-bottom: 16px;
  }

  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .footer-col ul a { text-decoration: none; color: var(--gray-400); font-size: 0.87rem; transition: color 0.2s; }
  .footer-col ul a:hover { color: var(--white); }

  .footer-bottom {
    max-width: 1100px;
    margin: 0 auto;
    border-top: 1px solid var(--border);
    padding-top: 24px;
    font-size: 0.8rem;
    color: var(--gray-500);
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .section-title-xl {
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    font-weight: 800;
    text-align: center;
    line-height: 1.1;
    margin-bottom: 16px;
  }

  .section-sub {
    text-align: center;
    color: var(--gray-300);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto 56px;
  }

  @media (max-width: 900px) {
    nav { padding: 14px 20px; }
    .nav-links { display: none; }
    section { padding: 60px 20px; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .booking-cols { grid-template-columns: 1fr; }
  }
  .btn-back-home {
    text-decoration: none;
    color: var(--gray-400);
    font-size: 0.9rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.2s;
  }
  .btn-back-home:hover {
    color: var(--white);
  }

  /* Extracted classes */
  .booking-section {
    padding: 80px 20px 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-deep);
  }

  .booking-container {
    max-width: 700px;
    width: 100%;
  }

  .booking-back-wrap {
    text-align: left;
    margin-bottom: 32px;
  }

  .booking-title {
    margin-bottom: 8px;
  }

  .booking-subtitle {
    margin-bottom: 40px;
  }

  .booking-actions-wrap {
    display: flex;
    justify-content: flex-end;
    margin-top: 24px;
  }

  .flex-1 {
    flex: 1;
  }

  .btn-modify-date {
    background: none;
    border: none;
    color: var(--gray-400);
    font-size: 0.82rem;
    cursor: pointer;
    text-decoration: underline;
    outline: none;
  }

  .btn-modify-date:hover {
    color: var(--white);
  }

  .slot-box-label {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-bottom: 2px;
  }

  .form-group-spaced {
    margin-bottom: 16px;
  }